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Cheap flights from Phoenix Sky Harbor Intl Airport to Denver from £26

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
8 ינו' — 15 ינו'1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Denver Intl are usually found in February or January, booked 56 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Sky Harbor Intl to Denver

Enter your travel dates to find the best prices.

Cheapest flights from Sky Harbor Intl to Denver
Explore the most affordable flight options available from Sky Harbor Intl to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 דצמבר 2025.

ד' 31/1217:40PHX - DEN
Nonstop1h 56mUnited Airlines
ג' 6/109:35DEN - PHX
Nonstop2h 06mUnited Airlines
Deal found 8/12£111
ה' 25/1206:35PHX - DEN
1 stop4h 30mDelta
ה' 25/1218:27DEN - PHX
1 stop5h 28mDelta
Deal found 7/12£133
ה' 25/1212:42PHX - DEN
1 stop6h 36mAlaska Airlines
ש' 3/106:00DEN - PHX
1 stop17h 53mAlaska Airlines
Deal found 7/12£134
ד' 24/1206:45PHX - DEN
Nonstop1h 55mUnited Airlines
ד' 31/1207:45DEN - PHX
Nonstop2h 09mUnited Airlines
Deal found 6/12£155
ד' 31/1206:45PHX - DEN
Nonstop1h 55mUnited Airlines
א' 4/117:50DEN - PHX
Nonstop2h 03mUnited Airlines
Deal found 6/12£167
ד' 31/1208:20PHX - DEN
1 stop10h 58mAlaska Airlines
ג' 6/111:31DEN - PHX
2 stops10h 47mAlaska Airlines
Deal found 8/12£180
ד' 17/1213:13PHX - DEN
1 stop5h 19mDelta
ד' 24/1205:30DEN - PHX
1 stop4h 35mDelta
Deal found 7/12£189
א' 21/1206:35PHX - DEN
1 stop4h 25mDelta
ד' 24/1218:27DEN - PHX
1 stop5h 28mDelta
Deal found 7/12£212
ג' 30/1208:10PHX - DEN
Nonstop1h 55mUnited Airlines
ו' 2/120:45DEN - PHX
Nonstop2h 04mUnited Airlines
Deal found 8/12£230
ד' 24/1212:59PHX - DEN
Nonstop1h 56mUnited Airlines
א' 28/1219:37DEN - PHX
Nonstop2h 04mUnited Airlines
Deal found 8/12£242
ב' 15/1217:46PHX - DEN
Nonstop1h 52mUnited Airlines
ג' 16/1219:15DEN - PHX
Nonstop2h 01mUnited Airlines
Deal found 8/12£245

Find flight deals from Sky Harbor Intl to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 דצמבר 2025.

Round-trip from

£102

One-way from

£26

Popular in

June

Cheapest in

February

Average price

£134

Good round-trip deal

£161 or less

Good one-way deal

£134 or less
Alaska Airlines
  • Alaska Airlines
  • 17/1-18/1
  • 2 total stops
  • 15h 04m total
  • Phoenix to Denver
Search Deals
Frontier
  • Frontier
  • 11/1
  • Nonstop
  • 1h 57m total
  • Phoenix to Denver
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Denver Intl.
Search Deals
Price to beat on a one-way flight from Phoenix Sky Harbor Intl to Denver Intl.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Sky Harbor Intl to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 דצמבר 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Denver that are best for you.

Fly from

Sky Harbor Intl

Fly to

Denver

Route

Depart

Return

Price

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ש' 17/1

12:56-14:52

Nonstop1h 56m

Denver Intl

ד' 21/1

07:45-09:54

Nonstop2h 09m

£103

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ה' 5/2

11:41-18:41

1 stop7h 00m

Denver Intl

ג' 24/2

18:45-23:42

1 stop4h 57m

£117

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ה' 5/2

11:41-18:41

1 stop7h 00m

Denver Intl

ד' 25/2

18:45-23:42

1 stop4h 57m

£117

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ה' 15/1

11:41-18:41

1 stop7h 00m

Denver Intl

א' 18/1

12:34-19:25

1 stop6h 51m

£125

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ש' 17/1

15:45-23:58

1 stop8h 13m

Denver Intl

ג' 20/1

12:34-19:25

1 stop6h 51m

£125

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ו' 9/1

20:07-11:38

1 stop15h 31m

Denver Intl

א' 11/1

19:39-10:59

1 stop15h 20m

£132

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ה' 8/1

15:45-23:58

1 stop8h 13m

Denver Intl

א' 11/1

19:39-10:59

1 stop15h 20m

£132

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ג' 3/2

06:55-11:51

1 stop4h 56m

Denver Intl

ג' 24/2

18:12-23:29

1 stop5h 17m

£133

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ו' 30/1

19:27-21:23

Nonstop1h 56m

Denver Intl

א' 1/2

20:55-22:59

Nonstop2h 04m

£133

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

ש' 28/2

12:28-17:48

1 stop5h 20m

£51

Flights are sorted by cheapest return flights first.

Deals found on 8/12

Showing 1-10 of 19 results
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Best time to book a flight from Sky Harbor Intl to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Sky Harbor Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Denver

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Denver?

Use this chart to determine the optimal time to book a return flight from Sky Harbor Intl to Denver. Price data was last updated on 5 December 2025.

To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to Denver, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Denver?

Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Denver (average of £40). Flying from Phoenix Sky Harbor Intl Airport to Denver in July is currently the most expensive (average of £77). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to DEN?

Find hourly flight availability from Sky Harbor Intl to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 דצמבר 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 63% on flights from Phoenix Sky Harbor Intl Airport to Denver by exploring options for tickets in the morning.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Denver from Phoenix Sky Harbor Intl?

    For a flight from Phoenix Sky Harbor Intl to Denver, you will be flying into Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city. Denver Intl is the only Denver airport and it handles 38 inbound flights from Phoenix Sky Harbor Intl per day. 0 airlines have flights to Denver Intl from Phoenix Sky Harbor Intl on a regular basis.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Denver?

    There are many flights that can get you from Phoenix Sky Harbor Intl Airport to Denver in 1h 50m. Fly via Alaska Airlines, United Airlines, or Southwest to get the fastest option. The distance between Phoenix Sky Harbor Intl Airport and Denver is about 601 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Denver?

    Consider Lufthansa (85%), Envoy Air (83%) or SkyWest Airlines (83%) when booking your flight. These represent the most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to Denver.

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Denver?

    While on average a flight from Phoenix Sky Harbor Intl Airport to Denver is generally £290, our data shows the cheapest flight currently is £46. When looking at the most popular route, (Phoenix Sky Harbor Intl - Denver Intl), you can expect to pay £92 for that flight.

  • Can I find deals for flights from Sky Harbor Intl to Denver that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to Denver flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Denver.

  • Can I find deals for business class flights from Sky Harbor Intl to Denver?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Denver?

    Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Denver (average of £40). Flying from Phoenix Sky Harbor Intl Airport to Denver in July is currently the most expensive (average of £77). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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When you search for this flight from Sky Harbor Intl to Denver, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Sky Harbor Intl to Denver?

Millions of users choose and trust Cheapflights to book the best flight deals from Sky Harbor Intl to Denver for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Sky Harbor Intl to Denver with no change fees?

Yes, we can. To see specific flights from Sky Harbor Intl to Denver with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Sky Harbor Intl to Denver become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Denver from Sky Harbor Intl today and book when prices fit your budget.

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